Aircraft dispatcher written test guide / 
United States Department of Transportation 
 - Washington, D. C. :  The Department,  1978 
 - iii, 67 p. :  maps. ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air-pilot guides--United States<br/>Air traffic control--United States<br/>Airports--United States--Directories
<br/><br/><label>Dewey Class. No.: </label>629.132520973